Python Backend Engineer

# Python Backend EngineerWissen Technology · Montreal, Quebec, CABack to resultsPython Backend EngineerWissen TechnologyMontreal, Quebec, CA Posted November 2, 2026 Via LinkedIn### Full Job DescriptionAbout the jobThe Wissen team continues to expand its footprint in the USA, Canada, UK, Australia, and India. More openings to come as we continue to grow the team!Please read below for a brilliant career opportunity.Role: Python Backend EngineerTitle: AVP/VPLocation: Montreal, QC (Day 1 Onsite/Hybrid)Work type - Fulltime & C2H(6 Months)Mode of Work: 3 days/week onsite requiredRequired Experience: 7+ yearsJob Overview:We are looking for an experienced Python Backend Developer with strong expertise in Python fundamentals, FastAPI, asynchronous programming, and backend system design. The ideal candidate will be responsible for designing, developing, and maintaining scalable, high-performance backend applications and RESTful APIs.Key Responsibilities

• Design, develop, and maintain scalable backend applications using Python.
• Build high-performance RESTful APIs and microservices using FastAPI.
• Implement asynchronous programming using Python's async/await, asyncio, and concurrent processing.
• Develop efficient, reusable, and maintainable code following Python best practices.
• Design and implement scalable backend architectures and distributed systems.
• Work with relational and NoSQL databases, including query optimization and data modeling.
• Implement authentication, authorization, and API security best practices.
• Optimize application performance, scalability, and reliability.
• Write unit tests, integration tests, and maintain code quality standards.
• Collaborate with frontend developers, architects, DevOps, and cross-functional teams.
• Participate in code reviews, technical discussions, and system design decisions.
• Troubleshoot production issues and ensure application stability.Required Technical Skills
• 7+ years of hands-on experience in Python backend development.
• Strong knowledge of Python fundamentals, OOP concepts, data structures, and algorithms.
• Extensive experience developing backend applications using FastAPI.
• Strong understanding of asynchronous programming, including async/await, asyncio, and event loops.
• Experience designing and developing RESTful APIs and microservices.
• Strong understanding of system design, scalable architectures, and distributed systems.
• Experience with SQL and NoSQL databases such as PostgreSQL, MySQL, MongoDB, or Redis.
• Good understanding of API authentication, authorization, JWT, and OAuth2.
• Experience with Git, CI/CD pipelines, and Agile development methodologies.
• Strong debugging, troubleshooting, and performance optimization skills.Benefits:
• Healthcare insurance for you and your family (medical, dental, vision).
• Short / Long term disability insurance.
• Life Insurance.
• Accidental death & disability Insurance.
• 3 weeks of Paid Time Off.
• Support and fee coverage for immigration needs.
• Remote office set up stipend.
• Support for industry certifications.
• Additional cash incentives.
• Re-skilling opportunities to transition between technologies.Schedule: Monday to FridayWork Mode: HybridJob Type: Full-timeWe are: A high end technical consulting firm built and run by highly qualified technologists. Our workforce consists of 5000+ highly skilled professionals, with leadership from Wharton, MIT, IITs, IIMs, and NITs and decades of experience at Goldman Sachs, Morgan Stanley, MSCI, Deutsche Bank, Credit Suisse, Verizon, British Telecom, ISRO etc. Without any external funding or investments, Wissen Technology has grown its revenues by 100% every other year since it started as a subsidiary of Wissen Group in 2015. We have a global presence with offices in the US, India, UK, Australia, Mexico, and Canada.You are: A true tech or domain ninja. Or both. Comfortable working in a quickly growing profitable startup, have a “can do” attitude and are willing to take on any task thrown your way.You will:
• Develop and promote the company’s culture of engineering excellence.
• Define, develop and deliver solutions at a top tier investment bank or another esteemed client.
• Perform other duties as neededYour Education and Experience:
• We value candidates who can execute on our vision and help us build an industry-leading organization.
• Graduate-level degree in computer science, engineering, or related technical field
• Wissen embraces diversity and is an equal opportunity employer. We are committed to building a team that represents a variety of backgrounds, skills, and abilities. We believe that the more inclusive our team is, the better our work will be. All qualified applicants, including but not limited to LGBTQ+, Minorities, Females, the Disabled, and Veterans, are encouraged to apply.About Wissen Technology:The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015. Wissen Technology is a specialized technology company that delivers high-end consulting for diverse industries, including Banking, E-commerce, Telecom, Healthcare, Manufacturing, and Energy. We help clients build world-class products. We have offices in the US, India (Bangalore, Hyderabad, Chennai, Gurugram, Mumbai, Pune), UK, Australia, Mexico, Vietnam, and Canada.We empower businesses with a dynamic portfolio of services and accelerators tailored to today’s digital demands and based on future ready technology stack. Our services include Industry Leading Custom Software Development, AI-Driven Software Engineering, Generative AI & Machine Learning, Real-Time Data Analytics & Insights, Interactive Data Visualization & Decision Intelligence, Intelligent Process Automation, Multi-Cloud & Hybrid Cloud Strategies, Cross-Platform Mobile Experiences, CI/CD-Powered Agile DevOps, Automated Quality Engineering, and cutting-edge integrations.Certified as a Great Place to Work for five consecutive years (2020-2025) and recognized as a Top 20 AI/ML vendor by CIO Insider, Wissen Group has delivered multimillion-dollar projects for over 20 Fortune 500 companies. Wissen Technology delivers exceptional value on mission-critical projects through thought leadership, ownership, and reliable, high-quality, on-time delivery.Our industry-leading technical expertise stem from the talented professionals we attract. Committed to fostering their growth and providing top-tier career opportunities, Wissen ensures an outstanding experience and value for our clients and employees.We Value:
• Perfection: Pursuit of excellence through continuous improvement.
• Curiosity: Fostering continuous learning and exploration.
• Respect: Valuing diversity and mutual respect.
• Integrity: Commitment to ethical conduct and transparency.
• Transparency: Open communication and trust.Website: Reviews: Thought leadership: in Wissen in CIO Insider: Speak: Wissen Interview Process: A Great Place to Work | Driving Digital TransformationA technology consultancy that drives digital innovation by connecting strategy and execution, helping global clients to strengthen their core technology.#### Apply for this JobThis will take you to the original posting on the employer's site.#J-18808-Ljbffr